From 80cb6bca9f771ef15c00cc41af2b9f315d66258d Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 27 May 2010 06:18:40 +0000 Subject: xserver git update 27/5/2010 --- xorg-server/hw/kdrive/ephyr/XF86dri.c | 1256 ++++++++++++++++----------------- 1 file changed, 628 insertions(+), 628 deletions(-) (limited to 'xorg-server/hw/kdrive/ephyr/XF86dri.c') diff --git a/xorg-server/hw/kdrive/ephyr/XF86dri.c b/xorg-server/hw/kdrive/ephyr/XF86dri.c index 08123d35c..247580e0a 100644 --- a/xorg-server/hw/kdrive/ephyr/XF86dri.c +++ b/xorg-server/hw/kdrive/ephyr/XF86dri.c @@ -1,628 +1,628 @@ -/* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.13 2002/10/30 12:51:25 alanh Exp $ */ -/************************************************************************** - -Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. -Copyright 2000 VA Linux Systems, Inc. -All Rights Reserved. - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sub license, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial portions -of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. -IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR -ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -**************************************************************************/ - -/* - * Authors: - * Kevin E. Martin - * Jens Owen - * Rickard E. (Rik) Faith - * - */ - -/* - * This file has been copied from the mesa source tree and a little bit - * modified by: - * - * Dodji Seketeli - */ - -#ifdef HAVE_CONFIG_H -#include -#endif -/* - * including some server headers (like kdrive-config.h) - * might define the macro _XSERVER64 - * on 64 bits machines. That macro must _NOT_ be defined for Xlib - * client code, otherwise bad things happen. - * So let's undef that macro if necessary. - */ -#ifdef _XSERVER64 -#undef _XSERVER64 -#endif - -/* THIS IS NOT AN X CONSORTIUM STANDARD */ - -#include -#include -#include -#include -#include "xf86dri.h" -#include - -static XExtensionInfo _xf86dri_info_data; -static XExtensionInfo *xf86dri_info = &_xf86dri_info_data; -static char xf86dri_extension_name[] = XF86DRINAME; - -#define XF86DRICheckExtension(dpy,i,val) \ - XextCheckExtension (dpy, i, xf86dri_extension_name, val) - -/***************************************************************************** - * * - * private utility routines * - * * - *****************************************************************************/ - -static int close_display(Display *dpy, XExtCodes *extCodes); -static /* const */ XExtensionHooks xf86dri_extension_hooks = { - NULL, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - close_display, /* close_display */ - NULL, /* wire_to_event */ - NULL, /* event_to_wire */ - NULL, /* error */ - NULL, /* error_string */ -}; - -static XEXT_GENERATE_FIND_DISPLAY (find_display, xf86dri_info, - xf86dri_extension_name, - &xf86dri_extension_hooks, - 0, NULL) - -static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xf86dri_info) - - -/***************************************************************************** - * * - * public XFree86-DRI Extension routines * - * * - *****************************************************************************/ - -#if 0 -#include -#define TRACE(msg) fprintf(stderr,"XF86DRI%s\n", msg); -#else -#define TRACE(msg) -#endif - -Bool XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable); -Bool XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable); - -Bool XF86DRIQueryExtension (Display *dpy, int *event_basep, int *error_basep) -{ - XExtDisplayInfo *info = find_display (dpy); - - TRACE("QueryExtension..."); - if (XextHasExtension(info)) { - *event_basep = info->codes->first_event; - *error_basep = info->codes->first_error; - TRACE("QueryExtension... return True"); - return True; - } else { - TRACE("QueryExtension... return False"); - return False; - } -} - -Bool XF86DRIQueryVersion(Display *dpy, int *majorVersion, int *minorVersion, - int *patchVersion) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIQueryVersionReply rep; - xXF86DRIQueryVersionReq *req; - - TRACE("QueryVersion..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIQueryVersion, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIQueryVersion; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryVersion... return False"); - return False; - } - *majorVersion = rep.majorVersion; - *minorVersion = rep.minorVersion; - *patchVersion = rep.patchVersion; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryVersion... return True"); - return True; -} - -Bool -XF86DRIQueryDirectRenderingCapable (Display *dpy, int screen, Bool *isCapable) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIQueryDirectRenderingCapableReply rep; - xXF86DRIQueryDirectRenderingCapableReq *req; - - TRACE("QueryDirectRenderingCapable..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIQueryDirectRenderingCapable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIQueryDirectRenderingCapable; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryDirectRenderingCapable... return False"); - return False; - } - *isCapable = rep.isCapable; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryDirectRenderingCapable... return True"); - return True; -} - -Bool -XF86DRIOpenConnection (Display *dpy, int screen, - drm_handle_t *hSAREA, - char **busIdString) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIOpenConnectionReply rep; - xXF86DRIOpenConnectionReq *req; - - TRACE("OpenConnection..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIOpenConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIOpenConnection; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return False"); - return False; - } - - *hSAREA = rep.hSAREALow; - if (sizeof(drm_handle_t) == 8) { - int shift = 32; /* var to prevent warning on next line */ - *hSAREA |= ((drm_handle_t) rep.hSAREAHigh) << shift; - } - - if (rep.length) { - if (!(*busIdString = (char *)Xcalloc(rep.busIdStringLength + 1, 1))) { - _XEatData(dpy, ((rep.busIdStringLength+3) & ~3)); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return False"); - return False; - } - _XReadPad(dpy, *busIdString, rep.busIdStringLength); - } else { - *busIdString = NULL; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return True"); - return True; -} - -Bool XF86DRIAuthConnection(Display *dpy, int screen, drm_magic_t magic) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIAuthConnectionReq *req; - xXF86DRIAuthConnectionReply rep; - - TRACE("AuthConnection..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIAuthConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIAuthConnection; - req->screen = screen; - req->magic = magic; - rep.authenticated = 0; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse) || !rep.authenticated) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("AuthConnection... return False"); - return False; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("AuthConnection... return True"); - return True; -} - -Bool XF86DRICloseConnection(Display *dpy, int screen) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRICloseConnectionReq *req; - - TRACE("CloseConnection..."); - - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICloseConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICloseConnection; - req->screen = screen; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CloseConnection... return True"); - return True; -} - -Bool XF86DRIGetClientDriverName(Display *dpy, int screen, - int *ddxDriverMajorVersion, - int *ddxDriverMinorVersion, - int *ddxDriverPatchVersion, - char **clientDriverName) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIGetClientDriverNameReply rep; - xXF86DRIGetClientDriverNameReq *req; - - TRACE("GetClientDriverName..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetClientDriverName, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetClientDriverName; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return False"); - return False; - } - - *ddxDriverMajorVersion = rep.ddxDriverMajorVersion; - *ddxDriverMinorVersion = rep.ddxDriverMinorVersion; - *ddxDriverPatchVersion = rep.ddxDriverPatchVersion; - - if (rep.length) { - if (!(*clientDriverName = (char *)Xcalloc(rep.clientDriverNameLength + 1, 1))) { - _XEatData(dpy, ((rep.clientDriverNameLength+3) & ~3)); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return False"); - return False; - } - _XReadPad(dpy, *clientDriverName, rep.clientDriverNameLength); - } else { - *clientDriverName = NULL; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return True"); - return True; -} - -Bool XF86DRICreateContextWithConfig(Display *dpy, int screen, int configID, - XID *context, drm_context_t *hHWContext) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRICreateContextReply rep; - xXF86DRICreateContextReq *req; - - TRACE("CreateContext..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICreateContext, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICreateContext; - req->visual = configID; - req->screen = screen; - *context = XAllocID(dpy); - req->context = *context; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateContext... return False"); - return False; - } - *hHWContext = rep.hHWContext; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateContext... return True"); - return True; -} - -Bool XF86DRICreateContext(Display *dpy, int screen, Visual *visual, - XID *context, drm_context_t *hHWContext) -{ - return XF86DRICreateContextWithConfig( dpy, screen, visual->visualid, - context, hHWContext ); -} - -GLboolean XF86DRIDestroyContext( Display *dpy, int screen, XID context) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIDestroyContextReq *req; - - TRACE("DestroyContext..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIDestroyContext, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIDestroyContext; - req->screen = screen; - req->context = context; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("DestroyContext... return True"); - return True; -} - -GLboolean -XF86DRICreateDrawable (Display *dpy, int screen, - XID drawable, drm_drawable_t * hHWDrawable) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRICreateDrawableReply rep; - xXF86DRICreateDrawableReq *req; - - TRACE("CreateDrawable..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICreateDrawable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICreateDrawable; - req->screen = screen; - req->drawable = drawable; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateDrawable... return False"); - return False; - } - *hHWDrawable = rep.hHWDrawable; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateDrawable... return True"); - return True; -} - -static int noopErrorHandler(Display *dpy, XErrorEvent *xerr) -{ - return 0; -} - -GLboolean XF86DRIDestroyDrawable( Display *dpy, int screen, - XID drawable ) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIDestroyDrawableReq *req; - int (*oldXErrorHandler)(Display *, XErrorEvent *); - - TRACE("DestroyDrawable..."); - XF86DRICheckExtension (dpy, info, False); - - /* This is called from the DRI driver, which used call it like this - * - * if (windowExists(drawable)) - * destroyDrawable(drawable); - * - * which is a textbook race condition - the window may disappear - * from the server between checking for its existance and - * destroying it. Instead we change the semantics of - * __DRIinterfaceMethodsRec::destroyDrawable() to succeed even if - * the windows is gone, by wrapping the destroy call in an error - * handler. */ - - XSync(dpy, GL_FALSE); - oldXErrorHandler = XSetErrorHandler(noopErrorHandler); - - LockDisplay(dpy); - GetReq(XF86DRIDestroyDrawable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIDestroyDrawable; - req->screen = screen; - req->drawable = drawable; - UnlockDisplay(dpy); - SyncHandle(); - - XSetErrorHandler(oldXErrorHandler); - - TRACE("DestroyDrawable... return True"); - return True; -} - -Bool XF86DRIGetDrawableInfo(Display* dpy, int screen, Drawable drawable, - unsigned int* index, unsigned int* stamp, - int* X, int* Y, int* W, int* H, - int* numClipRects, drm_clip_rect_t ** pClipRects, - int* backX, int* backY, - int* numBackClipRects, drm_clip_rect_t ** pBackClipRects ) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIGetDrawableInfoReply rep; - xXF86DRIGetDrawableInfoReq *req=NULL; - int total_rects; - - TRACE("GetDrawableInfo..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetDrawableInfo, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetDrawableInfo; - req->screen = screen; - req->drawable = drawable; - - if (!_XReply(dpy, (xReply *)&rep, 1, xFalse)) - { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return False"); - return False; - } - *index = rep.drawableTableIndex; - *stamp = rep.drawableTableStamp; - *X = (int)rep.drawableX; - *Y = (int)rep.drawableY; - *W = (int)rep.drawableWidth; - *H = (int)rep.drawableHeight; - *numClipRects = rep.numClipRects; - total_rects = *numClipRects; - - *backX = rep.backX; - *backY = rep.backY; - *numBackClipRects = rep.numBackClipRects; - total_rects += *numBackClipRects; - -#if 0 - /* Because of the fix in Xserver/GL/dri/xf86dri.c, this check breaks - * backwards compatibility (Because of the >> 2 shift) but the fix - * enables multi-threaded apps to work. - */ - if (rep.length != ((((SIZEOF(xXF86DRIGetDrawableInfoReply) - - SIZEOF(xGenericReply) + - total_rects * sizeof(drm_clip_rect_t)) + 3) & ~3) >> 2)) { - _XEatData(dpy, rep.length); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return False"); - return False; - } -#endif - - if (*numClipRects) { - int len = sizeof(drm_clip_rect_t) * (*numClipRects); - - *pClipRects = (drm_clip_rect_t *)Xcalloc(len, 1); - if (*pClipRects) - _XRead(dpy, (char*)*pClipRects, len); - } else { - *pClipRects = NULL; - } - - if (*numBackClipRects) { - int len = sizeof(drm_clip_rect_t) * (*numBackClipRects); - - *pBackClipRects = (drm_clip_rect_t *)Xcalloc(len, 1); - if (*pBackClipRects) - _XRead(dpy, (char*)*pBackClipRects, len); - } else { - *pBackClipRects = NULL; - } - - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return True"); - return True; -} - -Bool -XF86DRIGetDeviceInfo (Display *dpy, int screen, drm_handle_t *hFrameBuffer, - int *fbOrigin, int *fbSize, int *fbStride, - int *devPrivateSize, void **pDevPrivate) -{ - XExtDisplayInfo *info = find_display (dpy); - xXF86DRIGetDeviceInfoReply rep; - xXF86DRIGetDeviceInfoReq *req; - - TRACE("GetDeviceInfo..."); - XF86DRICheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetDeviceInfo, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetDeviceInfo; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return False"); - return False; - } - - *hFrameBuffer = rep.hFrameBufferLow; - if (sizeof(drm_handle_t) == 8) { - int shift = 32; /* var to prevent warning on next line */ - *hFrameBuffer |= ((drm_handle_t) rep.hFrameBufferHigh) << shift; - } - - *fbOrigin = rep.framebufferOrigin; - *fbSize = rep.framebufferSize; - *fbStride = rep.framebufferStride; - *devPrivateSize = rep.devPrivateSize; - - if (rep.length) { - if (!(*pDevPrivate = (void *)Xcalloc(rep.devPrivateSize, 1))) { - _XEatData(dpy, ((rep.devPrivateSize+3) & ~3)); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return False"); - return False; - } - _XRead(dpy, (char*)*pDevPrivate, rep.devPrivateSize); - } else { - *pDevPrivate = NULL; - } - - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return True"); - return True; -} - -Bool -XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable) -{ - /* This function and the underlying X protocol are deprecated. - */ - (void) dpy; - (void) screen; - (void) drawable; - return False; -} - -Bool -XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable) -{ - /* This function and the underlying X protocol are deprecated. - */ - (void) dpy; - (void) screen; - (void) drawable; - return True; -} +/* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.13 2002/10/30 12:51:25 alanh Exp $ */ +/************************************************************************** + +Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. +Copyright 2000 VA Linux Systems, Inc. +All Rights Reserved. + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sub license, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. +IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* + * Authors: + * Kevin E. Martin + * Jens Owen + * Rickard E. (Rik) Faith + * + */ + +/* + * This file has been copied from the mesa source tree and a little bit + * modified by: + * + * Dodji Seketeli + */ + +#ifdef HAVE_CONFIG_H +#include +#endif +/* + * including some server headers (like kdrive-config.h) + * might define the macro _XSERVER64 + * on 64 bits machines. That macro must _NOT_ be defined for Xlib + * client code, otherwise bad things happen. + * So let's undef that macro if necessary. + */ +#ifdef _XSERVER64 +#undef _XSERVER64 +#endif + +/* THIS IS NOT AN X CONSORTIUM STANDARD */ + +#include +#include +#include +#include +#include "xf86dri.h" +#include + +static XExtensionInfo _xf86dri_info_data; +static XExtensionInfo *xf86dri_info = &_xf86dri_info_data; +static char xf86dri_extension_name[] = XF86DRINAME; + +#define XF86DRICheckExtension(dpy,i,val) \ + XextCheckExtension (dpy, i, xf86dri_extension_name, val) + +/***************************************************************************** + * * + * private utility routines * + * * + *****************************************************************************/ + +static int close_display(Display *dpy, XExtCodes *extCodes); +static /* const */ XExtensionHooks xf86dri_extension_hooks = { + NULL, /* create_gc */ + NULL, /* copy_gc */ + NULL, /* flush_gc */ + NULL, /* free_gc */ + NULL, /* create_font */ + NULL, /* free_font */ + close_display, /* close_display */ + NULL, /* wire_to_event */ + NULL, /* event_to_wire */ + NULL, /* error */ + NULL, /* error_string */ +}; + +static XEXT_GENERATE_FIND_DISPLAY (find_display, xf86dri_info, + xf86dri_extension_name, + &xf86dri_extension_hooks, + 0, NULL) + +static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xf86dri_info) + + +/***************************************************************************** + * * + * public XFree86-DRI Extension routines * + * * + *****************************************************************************/ + +#if 0 +#include +#define TRACE(msg) fprintf(stderr,"XF86DRI%s\n", msg); +#else +#define TRACE(msg) +#endif + +Bool XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable); +Bool XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable); + +Bool XF86DRIQueryExtension (Display *dpy, int *event_basep, int *error_basep) +{ + XExtDisplayInfo *info = find_display (dpy); + + TRACE("QueryExtension..."); + if (XextHasExtension(info)) { + *event_basep = info->codes->first_event; + *error_basep = info->codes->first_error; + TRACE("QueryExtension... return True"); + return True; + } else { + TRACE("QueryExtension... return False"); + return False; + } +} + +Bool XF86DRIQueryVersion(Display *dpy, int *majorVersion, int *minorVersion, + int *patchVersion) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIQueryVersionReply rep; + xXF86DRIQueryVersionReq *req; + + TRACE("QueryVersion..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIQueryVersion, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIQueryVersion; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("QueryVersion... return False"); + return False; + } + *majorVersion = rep.majorVersion; + *minorVersion = rep.minorVersion; + *patchVersion = rep.patchVersion; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("QueryVersion... return True"); + return True; +} + +Bool +XF86DRIQueryDirectRenderingCapable (Display *dpy, int screen, Bool *isCapable) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIQueryDirectRenderingCapableReply rep; + xXF86DRIQueryDirectRenderingCapableReq *req; + + TRACE("QueryDirectRenderingCapable..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIQueryDirectRenderingCapable, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIQueryDirectRenderingCapable; + req->screen = screen; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("QueryDirectRenderingCapable... return False"); + return False; + } + *isCapable = rep.isCapable; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("QueryDirectRenderingCapable... return True"); + return True; +} + +Bool +XF86DRIOpenConnection (Display *dpy, int screen, + drm_handle_t *hSAREA, + char **busIdString) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIOpenConnectionReply rep; + xXF86DRIOpenConnectionReq *req; + + TRACE("OpenConnection..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIOpenConnection, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIOpenConnection; + req->screen = screen; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("OpenConnection... return False"); + return False; + } + + *hSAREA = rep.hSAREALow; + if (sizeof(drm_handle_t) == 8) { + int shift = 32; /* var to prevent warning on next line */ + *hSAREA |= ((drm_handle_t) rep.hSAREAHigh) << shift; + } + + if (rep.length) { + if (!(*busIdString = (char *)calloc(rep.busIdStringLength + 1, 1))) { + _XEatData(dpy, ((rep.busIdStringLength+3) & ~3)); + UnlockDisplay(dpy); + SyncHandle(); + TRACE("OpenConnection... return False"); + return False; + } + _XReadPad(dpy, *busIdString, rep.busIdStringLength); + } else { + *busIdString = NULL; + } + UnlockDisplay(dpy); + SyncHandle(); + TRACE("OpenConnection... return True"); + return True; +} + +Bool XF86DRIAuthConnection(Display *dpy, int screen, drm_magic_t magic) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIAuthConnectionReq *req; + xXF86DRIAuthConnectionReply rep; + + TRACE("AuthConnection..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIAuthConnection, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIAuthConnection; + req->screen = screen; + req->magic = magic; + rep.authenticated = 0; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse) || !rep.authenticated) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("AuthConnection... return False"); + return False; + } + UnlockDisplay(dpy); + SyncHandle(); + TRACE("AuthConnection... return True"); + return True; +} + +Bool XF86DRICloseConnection(Display *dpy, int screen) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRICloseConnectionReq *req; + + TRACE("CloseConnection..."); + + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRICloseConnection, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRICloseConnection; + req->screen = screen; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("CloseConnection... return True"); + return True; +} + +Bool XF86DRIGetClientDriverName(Display *dpy, int screen, + int *ddxDriverMajorVersion, + int *ddxDriverMinorVersion, + int *ddxDriverPatchVersion, + char **clientDriverName) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIGetClientDriverNameReply rep; + xXF86DRIGetClientDriverNameReq *req; + + TRACE("GetClientDriverName..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIGetClientDriverName, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIGetClientDriverName; + req->screen = screen; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetClientDriverName... return False"); + return False; + } + + *ddxDriverMajorVersion = rep.ddxDriverMajorVersion; + *ddxDriverMinorVersion = rep.ddxDriverMinorVersion; + *ddxDriverPatchVersion = rep.ddxDriverPatchVersion; + + if (rep.length) { + if (!(*clientDriverName = (char *)calloc(rep.clientDriverNameLength + 1, 1))) { + _XEatData(dpy, ((rep.clientDriverNameLength+3) & ~3)); + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetClientDriverName... return False"); + return False; + } + _XReadPad(dpy, *clientDriverName, rep.clientDriverNameLength); + } else { + *clientDriverName = NULL; + } + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetClientDriverName... return True"); + return True; +} + +Bool XF86DRICreateContextWithConfig(Display *dpy, int screen, int configID, + XID *context, drm_context_t *hHWContext) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRICreateContextReply rep; + xXF86DRICreateContextReq *req; + + TRACE("CreateContext..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRICreateContext, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRICreateContext; + req->visual = configID; + req->screen = screen; + *context = XAllocID(dpy); + req->context = *context; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("CreateContext... return False"); + return False; + } + *hHWContext = rep.hHWContext; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("CreateContext... return True"); + return True; +} + +Bool XF86DRICreateContext(Display *dpy, int screen, Visual *visual, + XID *context, drm_context_t *hHWContext) +{ + return XF86DRICreateContextWithConfig( dpy, screen, visual->visualid, + context, hHWContext ); +} + +GLboolean XF86DRIDestroyContext( Display *dpy, int screen, XID context) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIDestroyContextReq *req; + + TRACE("DestroyContext..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIDestroyContext, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIDestroyContext; + req->screen = screen; + req->context = context; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("DestroyContext... return True"); + return True; +} + +GLboolean +XF86DRICreateDrawable (Display *dpy, int screen, + XID drawable, drm_drawable_t * hHWDrawable) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRICreateDrawableReply rep; + xXF86DRICreateDrawableReq *req; + + TRACE("CreateDrawable..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRICreateDrawable, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRICreateDrawable; + req->screen = screen; + req->drawable = drawable; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("CreateDrawable... return False"); + return False; + } + *hHWDrawable = rep.hHWDrawable; + UnlockDisplay(dpy); + SyncHandle(); + TRACE("CreateDrawable... return True"); + return True; +} + +static int noopErrorHandler(Display *dpy, XErrorEvent *xerr) +{ + return 0; +} + +GLboolean XF86DRIDestroyDrawable( Display *dpy, int screen, + XID drawable ) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIDestroyDrawableReq *req; + int (*oldXErrorHandler)(Display *, XErrorEvent *); + + TRACE("DestroyDrawable..."); + XF86DRICheckExtension (dpy, info, False); + + /* This is called from the DRI driver, which used call it like this + * + * if (windowExists(drawable)) + * destroyDrawable(drawable); + * + * which is a textbook race condition - the window may disappear + * from the server between checking for its existance and + * destroying it. Instead we change the semantics of + * __DRIinterfaceMethodsRec::destroyDrawable() to succeed even if + * the windows is gone, by wrapping the destroy call in an error + * handler. */ + + XSync(dpy, GL_FALSE); + oldXErrorHandler = XSetErrorHandler(noopErrorHandler); + + LockDisplay(dpy); + GetReq(XF86DRIDestroyDrawable, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIDestroyDrawable; + req->screen = screen; + req->drawable = drawable; + UnlockDisplay(dpy); + SyncHandle(); + + XSetErrorHandler(oldXErrorHandler); + + TRACE("DestroyDrawable... return True"); + return True; +} + +Bool XF86DRIGetDrawableInfo(Display* dpy, int screen, Drawable drawable, + unsigned int* index, unsigned int* stamp, + int* X, int* Y, int* W, int* H, + int* numClipRects, drm_clip_rect_t ** pClipRects, + int* backX, int* backY, + int* numBackClipRects, drm_clip_rect_t ** pBackClipRects ) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIGetDrawableInfoReply rep; + xXF86DRIGetDrawableInfoReq *req=NULL; + int total_rects; + + TRACE("GetDrawableInfo..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIGetDrawableInfo, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIGetDrawableInfo; + req->screen = screen; + req->drawable = drawable; + + if (!_XReply(dpy, (xReply *)&rep, 1, xFalse)) + { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDrawableInfo... return False"); + return False; + } + *index = rep.drawableTableIndex; + *stamp = rep.drawableTableStamp; + *X = (int)rep.drawableX; + *Y = (int)rep.drawableY; + *W = (int)rep.drawableWidth; + *H = (int)rep.drawableHeight; + *numClipRects = rep.numClipRects; + total_rects = *numClipRects; + + *backX = rep.backX; + *backY = rep.backY; + *numBackClipRects = rep.numBackClipRects; + total_rects += *numBackClipRects; + +#if 0 + /* Because of the fix in Xserver/GL/dri/xf86dri.c, this check breaks + * backwards compatibility (Because of the >> 2 shift) but the fix + * enables multi-threaded apps to work. + */ + if (rep.length != ((((SIZEOF(xXF86DRIGetDrawableInfoReply) - + SIZEOF(xGenericReply) + + total_rects * sizeof(drm_clip_rect_t)) + 3) & ~3) >> 2)) { + _XEatData(dpy, rep.length); + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDrawableInfo... return False"); + return False; + } +#endif + + if (*numClipRects) { + int len = sizeof(drm_clip_rect_t) * (*numClipRects); + + *pClipRects = (drm_clip_rect_t *)calloc(len, 1); + if (*pClipRects) + _XRead(dpy, (char*)*pClipRects, len); + } else { + *pClipRects = NULL; + } + + if (*numBackClipRects) { + int len = sizeof(drm_clip_rect_t) * (*numBackClipRects); + + *pBackClipRects = (drm_clip_rect_t *)calloc(len, 1); + if (*pBackClipRects) + _XRead(dpy, (char*)*pBackClipRects, len); + } else { + *pBackClipRects = NULL; + } + + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDrawableInfo... return True"); + return True; +} + +Bool +XF86DRIGetDeviceInfo (Display *dpy, int screen, drm_handle_t *hFrameBuffer, + int *fbOrigin, int *fbSize, int *fbStride, + int *devPrivateSize, void **pDevPrivate) +{ + XExtDisplayInfo *info = find_display (dpy); + xXF86DRIGetDeviceInfoReply rep; + xXF86DRIGetDeviceInfoReq *req; + + TRACE("GetDeviceInfo..."); + XF86DRICheckExtension (dpy, info, False); + + LockDisplay(dpy); + GetReq(XF86DRIGetDeviceInfo, req); + req->reqType = info->codes->major_opcode; + req->driReqType = X_XF86DRIGetDeviceInfo; + req->screen = screen; + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDeviceInfo... return False"); + return False; + } + + *hFrameBuffer = rep.hFrameBufferLow; + if (sizeof(drm_handle_t) == 8) { + int shift = 32; /* var to prevent warning on next line */ + *hFrameBuffer |= ((drm_handle_t) rep.hFrameBufferHigh) << shift; + } + + *fbOrigin = rep.framebufferOrigin; + *fbSize = rep.framebufferSize; + *fbStride = rep.framebufferStride; + *devPrivateSize = rep.devPrivateSize; + + if (rep.length) { + if (!(*pDevPrivate = (void *)calloc(rep.devPrivateSize, 1))) { + _XEatData(dpy, ((rep.devPrivateSize+3) & ~3)); + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDeviceInfo... return False"); + return False; + } + _XRead(dpy, (char*)*pDevPrivate, rep.devPrivateSize); + } else { + *pDevPrivate = NULL; + } + + UnlockDisplay(dpy); + SyncHandle(); + TRACE("GetDeviceInfo... return True"); + return True; +} + +Bool +XF86DRIOpenFullScreen(Display *dpy, int screen, Drawable drawable) +{ + /* This function and the underlying X protocol are deprecated. + */ + (void) dpy; + (void) screen; + (void) drawable; + return False; +} + +Bool +XF86DRICloseFullScreen(Display *dpy, int screen, Drawable drawable) +{ + /* This function and the underlying X protocol are deprecated. + */ + (void) dpy; + (void) screen; + (void) drawable; + return True; +} -- cgit v1.2.3